# AR Ruler Measuring Tape：Metrix vs SniffSafe AI

The clearest difference is price: AR Ruler Measuring Tape：Metrix at Free against SniffSafe AI's $4.99. AR Ruler Measuring Tape：Metrix also leads on ads (none vs shown) and chart position (#113 vs unranked). SniffSafe AI's advantage is in-app purchases (none vs 10) and device support (3 vs 1). On update cadence there is nothing between them.

AR Ruler Measuring Tape：Metrix is free to download; SniffSafe AI costs $4.99 up front. AR Ruler Measuring Tape：Metrix sells 10 in-app purchases, starting at $4.99 per 7 days. SniffSafe AI asks for nothing beyond the download.

AR Ruler Measuring Tape：Metrix ships an update weekly, SniffSafe AI every 6 days. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | AR Ruler Measuring Tape：Metrix | SniffSafe AI |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.3 (1.2K ratings)](https://appshunter.io/ios/app/ar-ruler-measuring-tapemetrix/id6739498078/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 20.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#113** | — |
| Size | 420 MB | 196 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [MobileTech OU](https://appshunter.io/developer/1796212608) | [Marguerite Bravay](https://appshunter.io/developer/1890231414) |

## What reviewers say

### AR Ruler Measuring Tape：Metrix

[App page](https://appshunter.io/ios/app/ar-ruler-measuring-tapemetrix/id6739498078)

**Currently charting:** #113 Top Grossing · Utilities (US App Store)

Transform your phone into a precise digital measuring tool using augmented reality. Measure objects, calculate room dimensions, and find ring sizes with ease. Save and share your measurements in various formats.

**Highlights:** Real-time object measurement, Accurate ring sizer, 3D room scanning, Perimeter and square footage calculation, Save and share measurements, Imperial and metric unit support

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $4.99 | per 7 days |
| Weekly Premium | $6.99 | per 7 days |
| Weekly Access | $7.99 | per 7 days |
| Weekly Access | $9.99 | per 7 days |
| Weekly Family Premium | $9.99 | per 7 days |
| Annual Family Premium | $39.99 | per year |
| Annual Premium | $49.99 | per year |
| Annual Family Premium | $59.99 | per year |
| Lifetime Premium | $59.99 | one-time |
| Lifetime Access | $69.99 | one-time |

**What reviewers like**

- ✨ Accurate ring sizing (limited)
- 💡 AR feature is clever (sometimes)
- 👍 Handy for quick checks
- 💯 Impressive accuracy (sometimes)
- 👍 Cool AR mode (needs steady hands)

**What reviewers complain about**

- ❌ Impossible to cancel subscription
- ❌ Contact buttons/links not working
- ❌ No response from customer service
- ❌ Charged without subscription/trial
- ❌ App freezes or won't load

**Reported bugs**

- Contact button does not work
- App continues to freeze
- Buttons not clickable
- App didn't work for one day
- App won't load

**Requested features**

- Provide clear instructions/directions
- Make cancellation process straightforward
- Ensure contact methods are functional
- Allow account deletion
- Fix app freezing/loading issues


### SniffSafe AI

[App page](https://appshunter.io/ios/app/sniffsafe-ai/id6761549844)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AR Ruler Measuring Tape：Metrix free?

AR Ruler Measuring Tape：Metrix is free to download, with in-app purchases available.

### Is SniffSafe AI free?

SniffSafe AI costs $4.99, with no in-app purchases.

### Do AR Ruler Measuring Tape：Metrix or SniffSafe AI have ads?

SniffSafe AI shows ads; AR Ruler Measuring Tape：Metrix does not.

### Which is updated more often, AR Ruler Measuring Tape：Metrix or SniffSafe AI?

AR Ruler Measuring Tape：Metrix ships an update weekly, and SniffSafe AI every 6 days. Most recently, AR Ruler Measuring Tape：Metrix was updated on November 12, 2026 and SniffSafe AI on November 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*